genirq: Add missing __releases() sparse annotation

Add __releases() annotation to address the following sparse warning:

  warning: context imbalance in __irq_put_desc_unlock() - unexpected unlock

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20191216144208.29852-1-jbi.octave@gmail.com

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 5b8fdd659e54abaf411e8e133296b4d8d25a7d49..98a5f10d19002f049d11e031472c97460d5fe00c 100644 (file)
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -891,6 +891,7 @@ __irq_get_desc_lock(unsigned int irq, unsigned long *flags, bool bus,
 }
 
 void __irq_put_desc_unlock(struct irq_desc *desc, unsigned long flags, bool bus)
+       __releases(&desc->lock)
 {
        raw_spin_unlock_irqrestore(&desc->lock, flags);
        if (bus)